Different levels of protein in the first winter may affect the meat quality of Uruguayan steers finished on pastures or grain?

Different levels of protein in the first winter may affect the meat quality of Uruguayan steers finished on pastures or grain?
G. Brito, R. San Julián, M. del Campo, X. Lagomarsino, A. La Manna, M. Tieri, G. Banchero and F. Montossi